Alap -

the opening section ragia hindustańskim style of Indian classical music. Alap is improvised, performed at a slow pace without a meter and unaccompanied (except tampury). Both per formed instrumental and vocal, this part ragia may take more than an hour. Another part is ragia Dzor (the introduction of a constant rhythm) and dźhala (in dhrupadzie nomtom). Sometimes both these parts of the track treated as part of alapu. The instruments normally used for carrying out alapu:.